brown simply are untrue." they go on to write, "despite some visual similarities, the craftsman axess locking wrench on rates in a different way, using a mechanism designed in the 1950s." what do you say to sears when they say this is not the same wrench? >> ah, they're lying. that's what i say. they're lying. >> reporter: dan argues, small town american inventors rarely have the means to fight back. it can cost up to $50,000 just to get that original patent. don swaney on the assembly line, one of the few workers left, watching those 30 coworkers leave. >> all the jobs are going over to china. that's the way it is. >> it just tears me apart. i mean, what more can we do? if we don't stop this, we'll have no jobs left. >> reporter: our team did go out and buy both wrenches today, both the same price. the before and now the new one here. and while that american inventor argues the tools have the same mechanism, whether it's a rip-off or not will be up to the courts to decide now. that inventor, diane, arguing am